2
2
0
0
4
0
0
0
0
2
2
2
2
2
0
0
4
2
2
2
2
0
6
0
2
2
4
2
4
2
0
2
6
2
2
0
4
2
0
4
2
0
2
0
4
0
6
8
0
4
2
0
8
0
0
2
4
4
13
2
2
2
2
2
0
2
2
4
4
2
2
0
0
2
2
2
2
4
4
4
0
0
0
2
8
0
2
2
0
0
0
11
2
4
2
0
0
2
0
0
2
0
0
0
0
0
0
0
2
4
0
0
0
0
0
4
6
2
0
8
0
4
0
4
2
13
0
4
0
2
2
2
2
2
0
0
0
4
2
0
0
6
4
2
4
2
8
0
2
6
0
0
2
0
2
2
2
2
0
0
2
2
0
2
7
2
6
0
2
0
2
6
0
8
2
6
2
0
8
2
0
0
4
4
8
0
0
0
4
4
2
2
2
4
2
4
2
2
8
4
8
8
8
2
6
4
2
0
0
4
2
2
2
2
2
0
0
2
0
0
10
0
2
0
8
2
2
0
4
4
0
0
0
0
2
0
2
10
2
4
9
2
4
0
8
0
2
4
2
8
0
8
2
4
0
0
2
0
0
2
2
4
4
2
4
2
2
0
4
4
0
7
0
13
8
4
6
0
0
11
0
6
2
2
2
6
2
0
